package com.zyh.entity;


import lombok.Data;

import java.util.Date;

@Data
public class Statistic {
    private Integer id;
     private Integer booksum;//图书总数
    private Integer bookresidue;//借书量
    private Integer hit;//访问量
    private Integer  bookreturn;//还书量
    private Integer book_id;//关联书id
    private String time;
}
